606340 has 48 divisors (see below), whose sum is σ = 1499904. Its totient is φ = 201600.

The previous prime is 606323. The next prime is 606341. The reversal of 606340 is 43606.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (606341) by changing a digit.

606340 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8505 + ... + 8575.

It is an arithmetic number, because the mean of its divisors is an integer number (31248).

2⁶⁰⁶³⁴⁰ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 606340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (749952).

606340 is an abundant number, since it is smaller than the sum of its proper divisors (893564).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

606340 is a wasteful number, since it uses less digits than its factorization.

606340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148 (or 146 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 606340 is about 778.6783674920. The cubic root of 606340 is about 84.6393019907.

Adding to 606340 its reverse (43606), we get a palindrome (649946).

It can be divided in two parts, 606 and 340, that added together give a triangular number (946 = T₄₃).

The spelling of 606340 in words is "six hundred six thousand, three hundred forty".